Message ID | 20220223191441.348109-3-krzysztof.kozlowski@canonical.com |
---|---|
State | Superseded |
Headers | show
Return-Path: <stable-owner@kernel.org> X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 87F31C433EF for <stable@archiver.kernel.org>; Wed, 23 Feb 2022 19:15:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235568AbiBWTQR (ORCPT <rfc822;stable@archiver.kernel.org>); Wed, 23 Feb 2022 14:16:17 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58718 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244299AbiBWTQN (ORCPT <rfc822;stable@vger.kernel.org>); Wed, 23 Feb 2022 14:16:13 -0500 Received: from smtp-relay-internal-0.canonical.com (smtp-relay-internal-0.canonical.com [185.125.188.122]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E07E2424B1 for <stable@vger.kernel.org>; Wed, 23 Feb 2022 11:15:41 -0800 (PST) Received: from mail-lj1-f200.google.com (mail-lj1-f200.google.com [209.85.208.200]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by smtp-relay-internal-0.canonical.com (Postfix) with ESMTPS id 8202C4092F for <stable@vger.kernel.org>; Wed, 23 Feb 2022 19:15:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canonical.com; s=20210705; t=1645643740; bh=WWBR/3RyyId0ctzqGYcSjorUZAyYEVp2bjQXWveQ/28=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=pVjMCgYzqof1V+7Sr6zskvN4auZKMkmvxFetwxMlLgm43iRoOU0cHfKf/FjW2Izgm NwZmNVC3Fqp+/2iCyYLp4m49XZ5yiUT2zkX+d3dX0mszf+fB7uCNB53PfToZc9DtY5 Z0ZKXQB8d4E9d8q2zJpPJuaDvFkbZmTHooQfxSLKUf0+SCDWd/Ib5uIagnVezKm7u1 zY2EBhQbWkUJ/bM4XmXynvohpoowflKNaVIzYK9dHlIiIraOftWYxrEC5qC+L25yqF TZGWn0Ln1e8BFgnx8SWXmwlO4BnbHL2NgbjUCOlW9VQhZPSnySc2R4oKIB0P1Gq+hN u7x+5/9yZ38ww== Received: by mail-lj1-f200.google.com with SMTP id e9-20020a05651c090900b0024630875e4eso6010441ljq.18 for <stable@vger.kernel.org>; Wed, 23 Feb 2022 11:15:40 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=WWBR/3RyyId0ctzqGYcSjorUZAyYEVp2bjQXWveQ/28=; b=FltyeoXvLuRGdFfqXlHnbL/zn53GYMz2jarlh5bnURwXKqupu46VAVtQ++Owjm3UQg zfphk+xElWRDTSUIL8Bz4NEBDg9Xa7aKmifFXuSW85DZ9NuWXdIR5n9vnw4kr84/vPWv deU99wLH18i4K7kN6i/RpzLoqW7YXb+Ib+SstT6PHzuUe77abDo3qsRWaN0dTcp74Mqg baqNSGn34pMl/4L8uWfMKutJIXxQn9R7zvT5S6xXYGKjwszUepcUZ+AO/6zWT37y1Idl 62B8edjEE9DLE0bNS3ICqqqhCN1hNxTfl7S8gF0V5a4sPV8RfbNOY3l5DOZ8DRpLcY0t D7cw== X-Gm-Message-State: AOAM531nc0i+7w8/72zK56oy1CBargIkkiosw2x8uFTxySMLJYUPZbqC Sr3stFa1Ltf4g4QTmXA4BaJKZd4RdtQZSQBuwL/13s1K7J8BpnZ8FXg6SevIwXtMynTBGtIJXIi FVi/8EdNqb1zHcLVkhW6tLh+UfzW2gccDug== X-Received: by 2002:a05:6402:70d:b0:410:ba4d:736f with SMTP id w13-20020a056402070d00b00410ba4d736fmr891862edx.0.1645643727233; Wed, 23 Feb 2022 11:15:27 -0800 (PST) X-Google-Smtp-Source: ABdhPJw8vcySNYfbv43Pk2WXynTAOxXboVgUUSRQKZSxFWxW+kHULs5hedJTU2eFScz4UFZao2eyYQ== X-Received: by 2002:a05:6402:70d:b0:410:ba4d:736f with SMTP id w13-20020a056402070d00b00410ba4d736fmr891811edx.0.1645643727044; Wed, 23 Feb 2022 11:15:27 -0800 (PST) Received: from localhost.localdomain (xdsl-188-155-181-108.adslplus.ch. [188.155.181.108]) by smtp.gmail.com with ESMTPSA id b3sm208368ejl.67.2022.02.23.11.15.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 23 Feb 2022 11:15:26 -0800 (PST) From: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>, "Rafael J. Wysocki" <rafael@kernel.org>, Stuart Yoder <stuyoder@gmail.com>, Laurentiu Tudor <laurentiu.tudor@nxp.com>, Abel Vesa <abel.vesa@nxp.com>, Shawn Guo <shawnguo@kernel.org>, Sascha Hauer <s.hauer@pengutronix.de>, Fabio Estevam <festevam@gmail.com>, "K. Y. Srinivasan" <kys@microsoft.com>, Haiyang Zhang <haiyangz@microsoft.com>, Stephen Hemminger <sthemmin@microsoft.com>, Wei Liu <wei.liu@kernel.org>, Dexuan Cui <decui@microsoft.com>, Bjorn Helgaas <bhelgaas@google.com>, Bjorn Andersson <bjorn.andersson@linaro.org>, Mathieu Poirier <mathieu.poirier@linaro.org>, Vineeth Vijayan <vneethv@linux.ibm.com>, Peter Oberparleiter <oberpar@linux.ibm.com>, Heiko Carstens <hca@linux.ibm.com>, Vasily Gorbik <gor@linux.ibm.com>, Alexander Gordeev <agordeev@linux.ibm.com>, Christian Borntraeger <borntraeger@linux.ibm.com>, Sven Schnelle <svens@linux.ibm.com>, Andy Gross <agross@kernel.org>, Srinivas Kandagatla <srinivas.kandagatla@linaro.org>, Mark Brown <broonie@kernel.org>, "Michael S. Tsirkin" <mst@redhat.com>, Jason Wang <jasowang@redhat.com>, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, NXP Linux Team <linux-imx@nxp.com>, linux-arm-kernel@lists.infradead.org, linux-hyperv@vger.kernel.org, linux-pci@vger.kernel.org, linux-remoteproc@vger.kernel.org, linux-s390@vger.kernel.org, linux-arm-msm@vger.kernel.org, alsa-devel@alsa-project.org, linux-spi@vger.kernel.org, virtualization@lists.linux-foundation.org, Linus Torvalds <torvalds@linux-foundation.org> Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk>, Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>, stable@vger.kernel.org Subject: [PATCH v2 09/11] clk: imx: scu: fix kfree() of static memory on setting driver_override Date: Wed, 23 Feb 2022 20:14:39 +0100 Message-Id: <20220223191441.348109-3-krzysztof.kozlowski@canonical.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220223191310.347669-1-krzysztof.kozlowski@canonical.com> References: <20220223191310.347669-1-krzysztof.kozlowski@canonical.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: <stable.vger.kernel.org> X-Mailing-List: stable@vger.kernel.org |
Series |
None
|
expand
|
diff --git a/drivers/clk/imx/clk-scu.c b/drivers/clk/imx/clk-scu.c index 083da31dc3ea..15e1d670e51f 100644 --- a/drivers/clk/imx/clk-scu.c +++ b/drivers/clk/imx/clk-scu.c @@ -683,7 +683,12 @@ struct clk_hw *imx_clk_scu_alloc_dev(const char *name, return ERR_PTR(ret); } - pdev->driver_override = "imx-scu-clk"; + ret = driver_set_override(&pdev->dev, &pdev->driver_override, + "imx-scu-clk"); + if (ret) { + platform_device_put(pdev); + return ret; + } ret = imx_clk_scu_attach_pd(&pdev->dev, rsrc_id); if (ret)
The driver_override field from platform driver should not be initialized from static memory (string literal) because the core later kfree() it, for example when driver_override is set via sysfs. Use dedicated helper to set driver_override properly. Fixes: 77d8f3068c63 ("clk: imx: scu: add two cells binding support") Cc: <stable@vger.kernel.org> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> --- drivers/clk/imx/clk-scu.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)